3c1c
From Proteopedia
(Difference between revisions)
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- | [[ | + | ==The effect of H3 K79 dimethylation and H4 K20 trimethylation on nucleosome and chromatin structure== |
+ | <StructureSection load='3c1c' size='340' side='right' caption='[[3c1c]], [[Resolution|resolution]] 3.15Å' scene=''> | ||
+ | == Structural highlights == | ||
+ | <table><tr><td colspan='2'>[[3c1c]] is a 10 chain structure with sequence from [http://en.wikipedia.org/wiki/Eukaryota Eukaryota] and [http://en.wikipedia.org/wiki/Xenopus_laevis Xenopus laevis]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3C1C OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3C1C FirstGlance]. <br> | ||
+ | </td></tr><tr><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=M2L:(2R)-2-AMINO-3-(2-DIMETHYLAMINOETHYLSULFANYL)PROPANOIC+ACID'>M2L</scene></td></tr> | ||
+ | <tr><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1kx5|1kx5]], [[1aoi|1aoi]], [[1zla|1zla]], [[1kx3|1kx3]], [[1f66|1f66]], [[1kx4|1kx4]], [[3c1b|3c1b]]</td></tr> | ||
+ | <tr><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">Histone H3 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=8355 Xenopus laevis]), Histone H4 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=8355 Xenopus laevis]), Histone H2A ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=8355 Xenopus laevis]), hist2h2bf, TGas058p09.1-001 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=2759 Eukaryota])</td></tr> | ||
+ | <tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3c1c FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3c1c OCA], [http://www.rcsb.org/pdb/explore.do?structureId=3c1c RCSB], [http://www.ebi.ac.uk/pdbsum/3c1c PDBsum]</span></td></tr> | ||
+ | <table> | ||
+ | == Evolutionary Conservation == | ||
+ | [[Image:Consurf_key_small.gif|200px|right]] | ||
+ | Check<jmol> | ||
+ | <jmolCheckbox> | ||
+ | <scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/c1/3c1c_consurf.spt"</scriptWhenChecked> | ||
+ | <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked> | ||
+ | <text>to colour the structure by Evolutionary Conservation</text> | ||
+ | </jmolCheckbox> | ||
+ | </jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/chain_selection.php?pdb_ID=2ata ConSurf]. | ||
+ | <div style="clear:both"></div> | ||
+ | <div style="background-color:#fffaf0;"> | ||
+ | == Publication Abstract from PubMed == | ||
+ | Histone methylation regulates chromatin function dependent on the site and degree of the modification. In addition to creating binding sites for proteins, methylated lysine residues are likely to influence chromatin structure directly. Here we present crystal structures of nucleosomes reconstituted with methylated histones and investigate the folding behavior of resulting arrays. We demonstrate that dimethylation of histone H3 at lysine residue 79 locally alters the nucleosomal surface, whereas trimethylation of H4 at lysine residue 20 affects higher-order structure. | ||
- | + | The effect of H3K79 dimethylation and H4K20 trimethylation on nucleosome and chromatin structure.,Lu X, Simon MD, Chodaparambil JV, Hansen JC, Shokat KM, Luger K Nat Struct Mol Biol. 2008 Oct;15(10):1122-4. Epub 2008 Sep 14. PMID:18794842<ref>PMID:18794842</ref> | |
- | + | From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |
- | + | </div> | |
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==See Also== | ==See Also== | ||
*[[Histone|Histone]] | *[[Histone|Histone]] | ||
- | + | == References == | |
- | == | + | <references/> |
- | < | + | __TOC__ |
+ | </StructureSection> | ||
[[Category: Eukaryota]] | [[Category: Eukaryota]] | ||
[[Category: Xenopus laevis]] | [[Category: Xenopus laevis]] |
Revision as of 07:44, 29 September 2014
The effect of H3 K79 dimethylation and H4 K20 trimethylation on nucleosome and chromatin structure
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Categories: Eukaryota | Xenopus laevis | Chodaparambil, J. | Hansen, J. | Lu, X. | Luger, K. | Shokat, K. | Simon, M. | Chromatin | Chromosomal protein | Dna-binding | Histone h3 | Histone modification | Methylation | Nucleosomal array | Nucleosomal surface | Nucleosome | Nucleosome core | Nucleus | Phosphoprotein | Structural protein-dna complex | Trimethylation